-
公开(公告)号：US1082906A
公开(公告)日：1913-12-30
申请号：US1913745124
申请日：1913-01-30
Applicant: POTTS JOHN E
Inventor： POTTS JOHN E
CPC classification number: E05B37/02 , Y10S70/26 , Y10T70/5704 , Y10T70/7305 , Y10T70/7333
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
